BE759731A - Procede de traitement superficiel des electrodes d'aluminium pour la production electrolytique du zinc, et electrodes ainsi traitees - Google Patents

Procede de traitement superficiel des electrodes d'aluminium pour la production electrolytique du zinc, et electrodes ainsi traitees

Info

Publication number
BE759731A
BE759731A BE759731DA BE759731A BE 759731 A BE759731 A BE 759731A BE 759731D A BE759731D A BE 759731DA BE 759731 A BE759731 A BE 759731A
Authority
BE
Belgium
Prior art keywords
electrodes
zinc
treated
surface treatment
treatment process
Prior art date
Application number
Other languages
English (en)
Original Assignee
Ricerche Metallurg S P A Centr
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication date
Publication of BE759731A publication Critical patent/BE759731A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/34—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
    • C25C7/02—Electrodes; Connections thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Electrolytic Production Of Metals (AREA)
BE759731D 1969-12-02 Procede de traitement superficiel des electrodes d'aluminium pour la production electrolytique du zinc, et electrodes ainsi traitees BE759731A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2522869 1969-12-02

Publications (1)

Publication Number Publication Date
BE759731A true BE759731A (fr) 1971-06-02

Family

ID=11216059

Family Applications (1)

Application Number Title Priority Date Filing Date
BE759731D BE759731A (fr) 1969-12-02 Procede de traitement superficiel des electrodes d'aluminium pour la production electrolytique du zinc, et electrodes ainsi traitees

Country Status (4)

Country Link
US (1) US3689385A (fr)
BE (1) BE759731A (fr)
CA (1) CA926815A (fr)
FR (1) FR2099031A5 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3856637A (en) * 1973-07-09 1974-12-24 Lea Ronaf Inc Methods of electroplating zinc and cyanide free or low cyanide zinc plating baths therefor
GB9725668D0 (en) * 1997-12-03 1998-02-04 Luxfer Group Ltd Aluminium alley cathode plates

Also Published As

Publication number Publication date
FR2099031A5 (fr) 1972-03-10
US3689385A (en) 1972-09-05
CA926815A (en) 1973-05-22

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